void __do_cleanup_push(struct __ptcb *cb, void (*f)(void *), void *x)
{
struct pthread *self = pthread_self();
- cb->__f = f;
- cb->__x = x;
cb->__next = self->cancelbuf;
self->cancelbuf = cb;
}
void __do_cleanup_pop(struct __ptcb *cb, int run)
{
__pthread_self()->cancelbuf = cb->__next;
- if (run) cb->__f(cb->__x);
}
static int start(void *p)
new->tsd = (void *)tsd;
if (attr) new->detached = attr->_a_detach;
new->unblock_cancel = self->cancel;
+ new->canary = self->canary ^ (uintptr_t)&new;
stack = (void *)new;
__synccall_lock();